The champions of this season, FC St. Gallen, earned promotion to the 2009–10 Super League.
Liga due to the financial reasons.
Luzern as 9th-placed team of the 2008–09 Swiss Super League played a two-legged play-off against Challenge League runners-up AC Lugano for a spot in the 2009–10 Super League.
Luzern won 5–1 on aggregate and remained in the Swiss Super League.
Lugano remained in the Swiss Challenge League